MILLER BY PIP Confined Space Hoist Mast Extension: 21 in, Davit Base/Upper Arm Mast
The MILLER BY PIP Confined Space Hoist Mast Extension (21 in, MPN DH-22/21) is a steel, zinc-plated, yellow lower mast extension designed for use as a davit base/upper arm mast. It is compatible with Mfr. No. DH-3…
SKU 3G-OTH-543979
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Product Description
The MILLER BY PIP Confined Space Hoist Mast Extension (21 in, MPN DH-22/21) is a steel, zinc-plated, yellow lower mast extension designed for use as a davit base/upper arm mast. It is compatible with Mfr. No. DH-3, DH-4, and MR50GB/50FT confined space hoist systems.
Frequently Asked Questions
What is the MILLER BY PIP DH-22/21 confined space hoist mast extension used for?
The MILLER BY PIP DH-22/21 is a 21-inch steel lower mast extension used as a davit base or upper arm mast in confined space hoist systems. It is compatible with Miller models DH-3, DH-4, and MR50GB/50FT, providing extended reach for rescue or material handling in tanks, vaults, and manholes.
What are the specifications of the MILLER BY PIP DH-22/21 davit mast extension?
The MILLER BY PIP DH-22/21 is a 21-inch lower mast extension made of steel with a zinc-plated finish and yellow color. It is designed for use as a davit base or upper arm mast and is compatible with Miller confined space hoist models DH-3, DH-4, and MR50GB/50FT.
Where to buy the MILLER BY PIP DH-22/21 confined space hoist mast extension worldwide?
3G Electric supplies the MILLER BY PIP DH-22/21 confined space hoist mast extension worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this steel, zinc-plated davit mast extension.
How to install the MILLER BY PIP DH-22/21 lower mast extension on a davit system?
To install the MILLER BY PIP DH-22/21 lower mast extension, first ensure the davit base is stable and level. Slide the extension into the upper arm mast or base, aligning the locking holes. Secure with the provided pins and retainers. Always follow the manufacturer's manual for torque specs and load limits.
MILLER BY PIP Products
3G Electric supplies MILLER BY PIP davit mast extensions. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.



